4.4 Version 2.0 AppWFDDiscoveryMetadataIE

 0xDD,            // Vendor extension IE
 0x2F,            // Length = 47 bytes
 0x00, 0x50, 0xf2,   // Expected OUI
 0x04,                // Expected subtype
  
 0x10, 0x49,     // Vendor Extension Attribute type
 0x00, 0x27,     // Length = 39 bytes 
 0x00, 0x01, 0x37,   // Expected WPS OUI
  
 0x10, 0x0e,     // AppMetadata attribute type
 0x00, 0x20,     // Length = 32 Bytes
  
 // AppMetadata
 0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01, 0x02, 0x00, 0x00, 0x01,
 0x00, 0x01, 0x00, 0x00, 0xff, 0xe1, 0x25, 0x07, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f, 0x2f, 0x6e